Fix RAG performance issues

comps/embeddings/langchain/local_embedding.py

@@ -17,11 +17,11 @@
 )
 @opea_telemetry
 def embedding(input: TextDoc) -> EmbedDoc1024:
-    embeddings = HuggingFaceBgeEmbeddings(model_name="BAAI/bge-large-en-v1.5")
     embed_vector = embeddings.embed_query(input.text)
     res = EmbedDoc1024(text=input.text, embedding=embed_vector)
     return res
 
 
 if __name__ == "__main__":
+    embeddings = HuggingFaceBgeEmbeddings(model_name="BAAI/bge-large-en-v1.5")
     opea_microservices["opea_service@local_embedding"].start()

comps/guardrails/langchain/guardrails_tgi_gaudi.py

@@ -49,8 +49,6 @@ def get_unsafe_dict(model_id="meta-llama/LlamaGuard-7b"):
 )
 @traceable(run_type="llm")
 def safety_guard(input: TextDoc) -> TextDoc:
-    # chat engine for server-side prompt templating
-    llm_engine_hf = ChatHuggingFace(llm=llm_guard)
     response_input_guard = llm_engine_hf.invoke([{"role": "user", "content": input.text}]).content
     if "unsafe" in response_input_guard:
         unsafe_dict = get_unsafe_dict(llm_engine_hf.model_id)
@@ -75,5 +73,7 @@ def safety_guard(input: TextDoc) -> TextDoc:
         temperature=0.01,
         repetition_penalty=1.03,
     )
+    # chat engine for server-side prompt templating
+    llm_engine_hf = ChatHuggingFace(llm=llm_guard)
     print("guardrails - router] LLM initialized.")
     opea_microservices["opea_service@guardrails_tgi_gaudi"].start()

comps/retrievers/langchain/retriever_redis.py

@@ -22,6 +22,15 @@
 )
 @traceable(run_type="retriever")
 def retrieve(input: EmbedDoc768) -> SearchedDoc:
+    search_res = vector_db.similarity_search_by_vector(embedding=input.embedding)
+    searched_docs = []
+    for r in search_res:
+        searched_docs.append(TextDoc(text=r.page_content))
+    result = SearchedDoc(retrieved_docs=searched_docs, initial_query=input.text)
+    return result
+
+
+if __name__ == "__main__":
     # Create vectorstore
     if tei_embedding_endpoint:
         # create embeddings using TEI endpoint service
@@ -36,13 +45,4 @@ def retrieve(input: EmbedDoc768) -> SearchedDoc:
         redis_url=REDIS_URL,
         schema=INDEX_SCHEMA,
     )
-    search_res = vector_db.similarity_search_by_vector(embedding=input.embedding)
-    searched_docs = []
-    for r in search_res:
-        searched_docs.append(TextDoc(text=r.page_content))
-    result = SearchedDoc(retrieved_docs=searched_docs, initial_query=input.text)
-    return result
-
-
-if __name__ == "__main__":
     opea_microservices["opea_service@retriever_redis"].start()

tests/test_llms_text-generation_tgi.sh

@@ -26,10 +26,10 @@ function start_service() {
 
     # check whether tgi is fully ready
     n=0
-    until [[ "$n" -ge 100 ]]; do
-        docker logs test-comps-llm-tgi-endpoint > test-comps-llm-tgi-endpoint.log
+    until [[ "$n" -ge 100 ]] || [[ $ready == true ]]; do
+        docker logs test-comps-llm-tgi-endpoint > ${WORKPATH}/tests/test-comps-llm-tgi-endpoint.log
         n=$((n+1))
-        if grep -q Connected test-comps-llm-tgi-endpoint.log; then
+        if grep -q Connected ${WORKPATH}/tests/test-comps-llm-tgi-endpoint.log; then
             break
         fi
         sleep 5s
@@ -43,6 +43,8 @@ function validate_microservice() {
         -X POST \
         -d '{"query":"What is Deep Learning?"}' \
         -H 'Content-Type: application/json'
+    docker logs test-comps-llm-tgi-endpoint
+    docker logs test-comps-llm-tgi-server
 }
 
 function stop_docker() {

tests/test_reranks_langchain.sh

@@ -33,6 +33,8 @@ function validate_microservice() {
         -X POST \
         -d '{"initial_query":"What is Deep Learning?", "retrieved_docs": [{"text":"Deep Learning is not..."}, {"text":"Deep learning is..."}]}' \
         -H 'Content-Type: application/json'
+    docker logs test-comps-reranking-tei-server
+    docker logs test-comps-reranking-tei-endpoint
 }
 
 function stop_docker() {

tests/test_retrievers_langchain.sh

@@ -8,19 +8,23 @@ WORKPATH=$(dirname "$PWD")
 ip_address=$(hostname -I | awk '{print $1}')
 function build_docker_images() {
     cd $WORKPATH
-    docker build --no-cache -t opea/retriever-redis:comps -f comps/retrievers/langchain/docker/Dockerfile .
+    docker build --no-cache -t opea/retriever-redis:comps --build-arg https_proxy=$https_proxy --build-arg http_proxy=$http_proxy -f comps/retrievers/langchain/docker/Dockerfile .
 }
 
 function start_service() {
+    # redis
+    docker run -d --name test-redis-vector-db -p 5010:6379 -p 5011:8001 -e HTTPS_PROXY=$https_proxy -e HTTP_PROXY=$https_proxy redis/redis-stack:7.2.0-v9
+    sleep 10s
+
     # tei endpoint
     tei_endpoint=5008
-    model="BAAI/bge-large-en-v1.5"
-    revision="refs/pr/5"
-    docker run -d --name="test-comps-retriever-tei-endpoint" -p $tei_endpoint:80 -v ./data:/data --pull always ghcr.io/huggingface/text-embeddings-inference:cpu-1.2 --model-id $model --revision $revision
+    model="BAAI/bge-base-en-v1.5"
+    docker run -d --name="test-comps-retriever-tei-endpoint" -p $tei_endpoint:80 -v ./data:/data --pull always ghcr.io/huggingface/text-embeddings-inference:cpu-1.2 --model-id $model
+    sleep 30s
     export TEI_EMBEDDING_ENDPOINT="http://${ip_address}:${tei_endpoint}"
 
     # redis retriever
-    export REDIS_URL="redis://${ip_address}:6379"
+    export REDIS_URL="redis://${ip_address}:5010"
     export INDEX_NAME="rag-redis"
     retriever_port=5009
     unset http_proxy
@@ -38,11 +42,20 @@ function validate_microservice() {
         -X POST \
         -d "{\"text\":\"test\",\"embedding\":${test_embedding}}" \
         -H 'Content-Type: application/json'
+    docker logs test-comps-retriever-redis-server
+    docker logs test-comps-retriever-tei-endpoint
 }
 
 function stop_docker() {
-    cid=$(docker ps -aq --filter "name=test-comps-retrievers*")
-    if [[ ! -z "$cid" ]]; then docker stop $cid && docker rm $cid && sleep 1s; fi
+    cid_retrievers=$(docker ps -aq --filter "name=test-comps-retrievers*")
+    if [[ ! -z "$cid_retrievers" ]]; then
+        docker stop $cid_retrievers && docker rm $cid_retrievers && sleep 1s
+    fi
+
+    cid_redis=$(docker ps -aq --filter "name=test-redis-vector-db")
+    if [[ ! -z "$cid_redis" ]]; then
+        docker stop $cid_redis && docker rm $cid_redis && sleep 1s
+    fi
 }
 
 function main() {